\(=\sqrt{2\left(4-2\sqrt{3}+3\right)}=\sqrt{2}\left(2-\sqrt{3}\right)=2\sqrt{2}-\sqrt{6}\)
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\(=\sqrt{2\left(4-2\sqrt{3}+3\right)}=\sqrt{2}\left(2-\sqrt{3}\right)=2\sqrt{2}-\sqrt{6}\)